linux-kernel - [alsa-devel] [PATCH 3/9] ASoC: da7210: Add support for ADC & DAC equalizers

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Message-ID: <1318431606.12107.408.camel@matrix>
Date:	Wed, 12 Oct 2011 20:30:06 +0530
From:	Ashish Chavan <ashish.chavan@...tcummins.com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>, <lrg@...com>,
	alsa-devel <alsa-devel@...a-project.org>
CC:	David Dajun Chen <david.chen@...semi.com>,
	<kuninori.morimoto.gx@...esas.com>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: [alsa-devel] [PATCH 3/9] ASoC: da7210: Add support for ADC & DAC
 equalizers

This patch adds support for ADC and DAC five band equalizers
available on DA7210 codec.

Tested on Samsung SMDK6410 board with DA7210 evaluation board.

Signed-off-by: Ashish Chavan <ashish.chavan@...tcummins.com>
Signed-off-by: David Dajun Chen <dchen@...semi.com>
---
 sound/soc/codecs/da7210.c |   36 ++++++++++++++++++++++++++++++++++++
 1 files changed, 36 insertions(+), 0 deletions(-)

diff --git a/sound/soc/codecs/da7210.c b/sound/soc/codecs/da7210.c
index 6039ada..b48a8af 100644
--- a/sound/soc/codecs/da7210.c
+++ b/sound/soc/codecs/da7210.c
@@ -38,10 +38,16 @@
 #define DA7210_INMIX_R			0x0E
 #define DA7210_ADC_HPF			0x0F
 #define DA7210_ADC			0x10
+#define DA7210_ADC_EQ1_2		0X11
+#define DA7210_ADC_EQ3_4		0x12
+#define DA7210_ADC_EQ5			0x13
 #define DA7210_DAC_HPF			0x14
 #define DA7210_DAC_L			0x15
 #define DA7210_DAC_R			0x16
 #define DA7210_DAC_SEL			0x17
+#define DA7210_DAC_EQ1_2		0x19
+#define DA7210_DAC_EQ3_4		0x1A
+#define DA7210_DAC_EQ5			0x1B
 #define DA7210_OUTMIX_L			0x1C
 #define DA7210_OUTMIX_R			0x1D
 #define DA7210_OUT1_L			0x1E
@@ -190,6 +196,8 @@ static const DECLARE_TLV_DB_SCALE(dac_gain_tlv, -7725, 75, 0);
 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
 static const DECLARE_TLV_DB_SCALE(aux2_vol_tlv, -600, 600, 0);
 static const DECLARE_TLV_DB_SCALE(inpga_gain_tlv, -450, 150, 0);
+static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
+static const DECLARE_TLV_DB_SCALE(adc_eq_master_gain_tlv, -1800, 600, 1);
 
 static const unsigned int lineout_vol_tlv[] = {
 	TLV_DB_RANGE_HEAD(2),
@@ -248,6 +256,34 @@ static const struct snd_kcontrol_new da7210_snd_controls[] = {
 
 	SOC_DOUBLE_TLV("In PGA Capture Volume", DA7210_IN_GAIN, 0, 4, 0xF, 0,
 		       inpga_gain_tlv),
+
+	/* DAC Equalizer  controls */
+	SOC_SINGLE("DAC EQ Switch", DA7210_DAC_EQ5, 7, 1, 0),
+	SOC_SINGLE_TLV("DAC EQ1 Volume", DA7210_DAC_EQ1_2, 0, 0xf, 1,
+		       eq_gain_tlv),
+	SOC_SINGLE_TLV("DAC EQ2 Volume", DA7210_DAC_EQ1_2, 4, 0xf, 1,
+		       eq_gain_tlv),
+	SOC_SINGLE_TLV("DAC EQ3 Volume", DA7210_DAC_EQ3_4, 0, 0xf, 1,
+		       eq_gain_tlv),
+	SOC_SINGLE_TLV("DAC EQ4 Volume", DA7210_DAC_EQ3_4, 4, 0xf, 1,
+		       eq_gain_tlv),
+	SOC_SINGLE_TLV("DAC EQ5 Volume", DA7210_DAC_EQ5, 0, 0xf, 1,
+		       eq_gain_tlv),
+
+	/* ADC Equalizer  controls */
+	SOC_SINGLE("ADC EQ Switch", DA7210_ADC_EQ5, 7, 1, 0),
+	SOC_SINGLE_TLV("ADC EQ Master Volume", DA7210_ADC_EQ5, 4, 0x3,
+		       1, adc_eq_master_gain_tlv),
+	SOC_SINGLE_TLV("ADC EQ1 Volume", DA7210_ADC_EQ1_2, 0, 0xf, 1,
+		       eq_gain_tlv),
+	SOC_SINGLE_TLV("ADC EQ2 Volume", DA7210_ADC_EQ1_2, 4, 0xf, 1,
+		       eq_gain_tlv),
+	SOC_SINGLE_TLV("ADC EQ3 Volume", DA7210_ADC_EQ3_4, 0, 0xf, 1,
+		       eq_gain_tlv),
+	SOC_SINGLE_TLV("ADC EQ4 Volume", DA7210_ADC_EQ3_4, 4, 0xf, 1,
+		       eq_gain_tlv),
+	SOC_SINGLE_TLV("ADC EQ5 Volume", DA7210_ADC_EQ5, 0, 0xf, 1,
+		       eq_gain_tlv),
 };
 
 /* Codec private data */
-- 
1.7.1


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